For Exercises 17–24, use the given information to do the following for the indicated random variable :

  1. Construct a probability distribution table.
  2. Construct a probability distribution graph.

Question 6.20

20. Chelsea is looking for a roommate, and would prefer one who had either one or two pets. Of the 10 possible roommates who answered Chelsea's ad, 5 have no pets, 3 have one pet, 1 has two pets, and 1 has three pets.